Muslim leaders nationwide say the FBI is pressuring some Islamic community members and religious leaders to spy on fellow Muslims as part of a government effort to combat extremist recruiting in the U.S.

On the night of December 9, 2011, Siham Stewart called her husband, Ayyub Abdul-Alim, as he closed down his corner store, Nature’s Garden, in Springfield, Massachusetts. She asked him to bring home a gallon of milk. A few minutes later, she watched from the window of their second-floor apartment as he was seized in the street and handcuffed by two police officers.

Religious groups and some civil libertarians were often at odds during the last Supreme Court term, but they have found common ground on a religious freedom case that the justices will take up as one of their first orders of business in October.